Some inspectors use an infrared camera for thermal imaging as part of their inspection.
If you believe you've captured a ghost on video or thermal imaging equipment, try to debunk your own evidence first before publishing it as an actual ghost video.
Then, of course, there is the thermal imaging goggles used in some of the darker sections of the gameplay.
The bunker diesel exhaust was positioned beside a chalet chimney to deceive thermal imaging!
The best thermal imaging is achieved when there is a large temperature difference between the inside and outside of the home.